Anything that is observed or measured about a sample of matter is called a(n)?

Q: What is the difference between a law and a theory?

A: The difference between a law and a theory has to be given.

Q: Which is the total predictive error?

A: In chemistry there are many ways to check the deviation of experimental data from the accurate…

Q: Discuss the Atomic and Molecular Perspective of Chemistry?

A: Solution :    Chemistry is one of the branches of science that involved the study of elements and…

Q: Could the nugget be made of gold? Match the words in the left column to the appropriate blanks in…

A: Since the nugget is basically a small chunk of gold and other precious metals.

Q: Which method enables scientists to test a theory under controlled conditions?

A:

Q: The density of a gold nugget is 19.3 g/cm3. If the volume of the gold nugget is 0.00369 L, the mass…

A:

Q: Is matter continuous or made of tiny particles? Explain your answer and cite evidence from your life…

A: A matter is any substance that occupies space and has a definite mass. Hence anything that we see in…

Q: Which is more "correct", a theory or law?

A: Given statement is :  Which is more "correct", a theory or law?

Q: Describe the Atomic Theory of Matter?

A: The atomic theory of Matter has to be described.

Q: A large piece of jewelry has a mass of 132.6 g. A graduated cylinder initially contains 48.6 mL…

A:

Q: What is science

A: Nature has provided humans with a lot of blissful ideas. Nature provides all the species with food,…

Q: List two fundamental ways in which matter is classified?

A: Matter is the one which has mass and which occupies space. We classify the matter in two fundamental…

Q: All of these are examples of chemical properties except:   A. Density  B.Solid formed   C. Color…

A: We need to determine which of the given properties is not a chemical property

Q: What is the principal aim of a scientist?

A: A scientist uses the resources in order to bring the change in their area of interest which helps a…

Q: Highlight the five significant contributions of Robert Boyle, Antoine Lavoisier, and John Dalton to…

A: Robert Boyle was born on 1 Jan 1627. He was a scientist with outstanding experimental skills. He was…

Q: What is the law of conservation of mass? Mulrple Choice Mass can nevet be chancged to energY Gravity…

A:

Q: According to the Greek philosopher Aristotle in 350 B.C., what five basic elements composed…

A: According to Aristotle, the Greek philosopher the five different basic elements that composed…

Q: 6. Matter can be in a form of solid, liquid, or gases. What is a matter made of? A. Dark spots C.…

A: Matter is any substance that takes up space and has mass.

Q: State whether the following properties of matter arephysical or chemical.(a) An iron nail is…

A: a.

Q: Round 20.56120 g to three significant figures.

A: Given that : We have to Round 20.56120 g to three significant figures.

Q: Popcorn pops because there is a what type of CHEMICAL evolution:  a. oxygen b. water vapor c.…

A: Along with time interval, a change that brings difference in the structure of molecules, that is,…

Q: By how many grams will the total mass of the two electrodes change during this time period? The…

A:

Q: Which of the scientist's contribution to the Atomic Theory do you consider to be the most…

A: Neil Bohr's findings are most significant.

Q: What type of change in matter is characterized as having a new substance formed in the process?

A: Given  New substance is formed in the process  Type of Change = ?

Q: un 1066mm- Icm 4 A gold bar has a mass of 12.4kg. What is its mass in milligrams (mg)? 5. The human…

A:

Q: The Daily Value (DV) for chromium is 120mcg. Enter the equality for this statement. Express the mass…

A: The Daily Values (DV) are required nutrients for adults and children aged 4 or older. The trivalent…

Q: How are you considered to be the "living example of matter".

A: Matter Matter is everything that has mass and takes up space.As an illustration, sound and feelings…

Q: Please construct a concept map of the classification of matter, and put several examples within each…

A:

Q: these

A: According to the question, we need to determine which theory is an acceptable theory today.

Q: A chemist mixes sodium with water and witnesses a violent reaction between the metal and water. This…

A: A reaction basically exhibits an overall chemical change that yields new molecules/substances as…

Q: If a piece of aluminnum foil has a length of 27.94cm, a width of 22.86cm, and a thickness of…

A: Given, The length of the aluminum foil is 27.94 cm.Width of the aluminum foil is 22.86 cm.Thickness…

Q: If an idea cannot be disproven by some possible observation or test, can such an idea be supported…

A: In practice, science does not always prove phenomena, but it seeks to eliminate the explanations…

Q: The history of science is important to current and future research. O True O False

A: History of the science includes different facts, different things which happened at various time in…

Q: Classîfy the size of the examples of matter as being on the macroscopic, microscopic, or atomic…

A: Macroscopic objects can be seen with the naked eye.  Microscopic objects cannot be seen with naked…

Q: 5. A student tests an unknown substance that she believes to be a metal. Which of the following…

A: Metals are usually crystalline solids. In most cases, they have a relatively simple crystal…

Q: CI CI (d) Observer

A: Here we have to write Newman projection of the following given molecules.  It is method to represent…

Q: Discuss several political,social or personal considerations that might affect a scientist's…

A: Scientists are human. They have prejudices, they can misinterpret data and get emotionally attached…

Q: Although, in general, science has advanced our standard of living tremendously, there is sometimes a…

A:

Q: Was the Law of Conservation of mass followed? Explain.

A: Explanation

Q: 8. L0s t213.15= 318.18K 2. A woman is 5 ft 5 in tall and weighs 140 lb. Express these values in the…

A: SI System: It is the standard unit system and it is used to express the magnitude of the quantities.…

Q: Complete each of the following equations by adding the missing species:

A: In radioactive reactions, the products can be obtained by adding or subtracting the mass numbers and…

Q: How to identify the similarities and differences among differentkinds of matter.

A: How to identify the similarities and differences among different kinds of matter.

Q: In 1983, the composition of a penny was changed from 95% copper to 97.5% zinc coated with a thin…

A: In 1983, the composition of a penny was changed from 95% copper to 97.5% zinc coated with a thin…

Q: The following are all properties of matter. Which one determines the phase of matter? A. Arrangement…

A: There are three phases of matter. The phase of matter can be interchanged by changing the…

Q: number 22, is this correct?

A:

Q: Why should repetitive measurements always be made, if possible, when performing an experiment.…

A: Repetitive measurements are nothing taking more than trial for single measurement. We have to…

Q: Question 21 of 41 Put the steps in order to describe an experiment that follows the scientific…

A: To perform scientific experiment , it includes different steps . By doing this sequential steps , we…